"The reason I drink is to understand the yellow sky the great yellow sky, said Van Gogh. When he looked at the world he saw the nails that attach colours to things and he saw that the nails were in pain."

And here's the "Short Talk on Le Bonheur D'Etre Bien Aimee":

"Day after day I think of you as soon as I wake up. Someone has put cries of birds on the air like jewels."